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LIU Chunhui,ZHANG Zheng,FAN Hongzhen,MOU Huilong,HUANG Cunkuan,YUAN Fang
Abstract: Multi-energy complementary generation operation had become a new direction to improve theefficiency of new energy utilization,and it is particularly important to analyze the characteristics of multi-energycomplementary generation. According to the operation characteristics of multi-energy complementary gen...
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Number of views:5205 Amount of downloads:8722
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REN Wei,ZHAI Bohao,PENG Weisong
Abstract: With the improvement of computer operation level,data-driven technology is widely used inmetallurgical industry. Accurate prediction of rolling force is helpful to shorten the length of strip head and tail andimprove the yield of strip. In order to solve the problem of low prediction accuracy of data-drive...
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Number of views:5203 Amount of downloads:9854
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YOU Hao,SHI Hengchu,YANG Yuanhang,LI Yinyin,ZHU Qingcheng,XU Tengfei
Abstract: In order to solve the problems that the portable wave recording device needs to sample AC/DCvoltage samples with different input voltages,AC/DC current signals with different input currents and high sampling rate,an analog signal isolation sampling circuit was designed for portable wave recording device.Th...
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Number of views:5196 Amount of downloads:10726
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GAO Yujie,ZHANG Chengrui,DING Xinzhong,LI Huxiu,CHEN Pan
Abstract: In the galvanometer scanner system,the motor should meet the requirement of 2°/200 Hz highfrequency response. It was inappropriate to utilize PID controller under the demands of small-inertia,lowamplitude,high-frequency. Therefore,many control algorithms are studied and applied,such as currentmultisampling...
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Number of views:5172 Amount of downloads:8817
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GAI Zhiqiang,XUE Bin,LIYajie
Abstract: The traditional fault location method lack effective fault location process,which leads to the increaseof ranging error,fault location time and complexity. In order to effectively solve the above problems,a new faultlocation method for multi-power distribution network based on traveling wave theory was des...
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Number of views:5167 Amount of downloads:8573
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YANG Xinai,LI Bingran
Abstract: A dispatchable droop control method for multiple distributed generators which can be applied inislanded AC microgrids was proposed. In the proposed method,the first-order inertia elements was utilized toachieve pseudo hierarchical control so that the distributed generator(DG)could share the load automatica...
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Number of views:5158 Amount of downloads:9267
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WANG Baihuai,WUTong,ZHANGWeizheng,FANG Xuezhen,LIYingzhi
Abstract: In order to enhance the stability of power grid operation and improve power supply capacity of powergrid,a power supply capacity simulation method based on harmonic reactive compensation was proposed. Theharmonic data in the power network equipment was calculated through DIgSILENT/PowerFactory software,inc...
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Number of views:5152 Amount of downloads:9307
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ZHANG Yubo,LIU Xu,CAO Yang
Abstract: The hybrid excited segmental rotor flux switching permanent magnet(HESRFSPM)machine basedon eccentric pole was proposed. Under the condition of constant air gap area,the segmental rotor structure based on eccentric pole can reduce 2,4,10 radial air gap flux density space harmonic amplitudes by comparing ai...
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Number of views:5149 Amount of downloads:10088
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SUN Chuanjie,TIAN Kai,YANG Jingran,CHU Zilin,MA Jie
Abstract: A high-power high-frequency power supply was designed for test requirements of some specialelectrical equipment. In the power supply,cascaded H-bridge was adopted to form five-level topology structure,the integrated modulation method was adopted,including bipolar PWM modulation,carrier phase-shifted SPWMmo...
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Number of views:5140 Amount of downloads:9669
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ZHANG Mao,CHENG Wenming,QIN Qin
Abstract: A set of container positioning system based on the laser radar measurement technology wasdesigned and realized to solve the problems of long service time,low efficiency and high labor intensity in therailway freight yard which caused by the manual operation of crane spreader alignment. The overall architec...
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Number of views:5129 Amount of downloads:8438
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YANG Zhengdong,SHI Haobo
Abstract: The tracking of the distorted current signal without static error cannot be completed by a single PIcontrol. In order to improve the quality of the grid current,a harmonic compensation method for parallel active filters under extreme loads was proposed. Create the main circuit topology of the parallel acti...
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Number of views:5087 Amount of downloads:10184
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HAN Jianfu,XIAO Chun,SONG Xiaobing,LU Jiansheng,WANG Feifei
Abstract: With the continuous advancement of China's energy Internet strategy,how to reduce the occurrenceof electricity theft has become a focus of research. The historical data of electricity consumption was processed andanalyzed,and the data of electricity consumption were processed and converted to realize t...
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Number of views:5082 Amount of downloads:8677
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HUANG Xu,LIU Yichao,ZHU Hanqing,LIU Yang
Abstract: The DC fault current calculation method of modular multilevel converter(MMC)is the key to studythe DC fault transient characteristics and isolate the fault point rapidly in VSC-HVDC grid. Firstly,aiming at twotypical MMC fault equivalent models,the topology and the capacitor voltage characteristics when th...
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Number of views:5077 Amount of downloads:9271
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WANG Fenglian,WEI Zhengyi,ZHOU Mingzhu,CAO Yichang,HAO Yangyang,DING Xinping
Abstract: Aiming at the deficiency in boost capacity of the traditional booster circuit,a new type of coupledinductance high-gain DC-DC converter(Fibonacci switch capacitor-Y sources DC-DC converter,FSCYS)was proposed. Using sliding mode variable structure control with superior dynamic response performance and robus...
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Number of views:5076 Amount of downloads:10969
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GUO Leilei,ZHU Linqiang,CAO Lingzhi,LI Yanyan,WANG Pengshuai
Abstract: The accurate estimation of rotor angle is an important prerequisite for realizing speed sensorless highperformance vector control of permanent magnet synchronous wind generator. In the speed sensorless control ofpermanent magnet synchronous wind generator based on disturbance observer,the traditional angle...
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Number of views:5065 Amount of downloads:11300